A condition of new type on Fourier coefficients makes the ratio ∥f-S n (f)∥/E n (f) bounded L. Leindler OriginalPaper Pages: 163 - 169
О стРУктУРЕ цЕлОИ ФУН кцИИ, ОБРАЩАУЩЕИсь В НУль Н А жАДАННОИ пОслЕДОВАтЕльНОстИ тОЧЕк Н. А. лЕОНтьЕВА OriginalPaper Pages: 171 - 186
On the order of magnitude of Fourier coefficients with respect to uniformly bounded orthonormal systems F. MóriczZ. Németh OriginalPaper Pages: 187 - 198
On the zeros of the Fourier transforms of Cantor-Lebesgue measures A. A. Ryabinin OriginalPaper Pages: 213 - 228
Cesàro summability of one- and two-dimensional Walsh-Fourier series F. Weisz OriginalPaper Pages: 229 - 242